Home / 38,653.56-53,349.48-22,751.64

Finding the Fourth Proportional to 38,653.56, 53,349.48 and 22,751.64

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Solution

The fourth proportional to 38,653.56, 53,349.48 and 22,751.64 is: 31,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,653.56 : 53,349.48 = 22,751.64 : x
  2. Step 2: Convert to fraction form
    38,653.56/53,349.48 = 22,751.64/x
  3. Step 3: Cross multiply
    38,653.56x = 53,349.48 × 22,751.64
  4. Step 4: Simplify right side
    38,653.56x = 1,213,788,163.15
  5. Step 5: Solve for x
    x = 1,213,788,163.15/38,653.56
  6. Step 6: Final answer
    x = 31,401.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.